Related Clues:

• Give
• Collapse
• Capitulate
• Give way
• Mine worry
• Spelunker's worry
• Mine disaster
• Mine mess
• Miner's major problem
• Sudden collapse
• Miner's peril
• Give way under pressure
• Before the blood line is about to collapse
• Yield to outside pressure
• Lose willpower I've developed, being shut in prison